18798291

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{30271}}^1$

素因数の和:30303

約数の個数: 16

約数和(自身を含む): 29061120

約数和(自身を除く): 10262829

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 30271, 90813, 272439, 696233, 817317, 2088699, 6266097, 18798291]

約数ペア:

[(1, 18798291), (3, 6266097), (9, 2088699), (23, 817317), (27, 696233), (69, 272439), (207, 90813), (621, 30271)]